103323133220021 has 72 divisors (see below), whose sum is σ = 129519785999520. Its totient is φ = 82097524080000.

The previous prime is 103323133219987. The next prime is 103323133220033. The reversal of 103323133220021 is 120022331323301.

It is a de Polignac number, because none of the positive numbers 2^k-103323133220021 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (103323133210021) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 738527486 + ... + 738667376.

It is an arithmetic number, because the mean of its divisors is an integer number (1798885916660).

Almost surely, 2^{103323133220021} is an apocalyptic number.

103323133220021 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

It is an amenable number.

103323133220021 is a deficient number, since it is larger than the sum of its proper divisors (26196652779499).

103323133220021 is a wasteful number, since it uses less digits than its factorization.

103323133220021 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 141859 (or 141835 counting only the distinct ones).

The product of its (nonzero) digits is 3888, while the sum is 26.

Adding to 103323133220021 its reverse (120022331323301), we get a palindrome (223345464543322).

The spelling of 103323133220021 in words is "one hundred three trillion, three hundred twenty-three billion, one hundred thirty-three million, two hundred twenty thousand, twenty-one".